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BG-C184323(闪式层析柱/内径26.4mm/壁厚2.8mm/长305mm)'); document.write('¥102.4
BG-V234570(一体式冷阱/外径45mm/长度700mm/内管外径16mm)'); document.write('¥339.46
BG-P14047-05(层析用超薄玻璃板/200x200x0.5)'); document.write('¥42.66